75% (2011)

76% (1990)

65% (1978)

72% (1990)

75% (2002)

72% (1978)

45% (1997)

74% (1994)

71% (2020)

64% (2008)

76% (1996)

71% (1973)

79% (2001)

79% (1975)

70% (1962)

60% (2004)

0% (1989)

72% (2002)

73% (1986)

79% (1978)